Cita APA (7a ed.)

Willingham, J. J., & Carmichael, D. R. (1971). Auditing concepts and methods. McGraw-Hill.

Cita Chicago Style (17a ed.)

Willingham, John J., y D. R. Carmichael. Auditing Concepts and Methods. New York: McGraw-Hill, 1971.

Cita MLA (9a ed.)

Willingham, John J., y D. R. Carmichael. Auditing Concepts and Methods. McGraw-Hill, 1971.